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Finding the Fourth Proportional to 434,313.84, 651,552.68 and 164,522.76

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Solution

The fourth proportional to 434,313.84, 651,552.68 and 164,522.76 is: 246,815.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,313.84 : 651,552.68 = 164,522.76 : x
  2. Step 2: Convert to fraction form
    434,313.84/651,552.68 = 164,522.76/x
  3. Step 3: Cross multiply
    434,313.84x = 651,552.68 × 164,522.76
  4. Step 4: Simplify right side
    434,313.84x = 107,195,245,199.00
  5. Step 5: Solve for x
    x = 107,195,245,199.00/434,313.84
  6. Step 6: Final answer
    x = 246,815.17

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.